Capital One vs eBay Interview Questions
Capital One lists 47 LeetCode interview questions while eBay lists 62. They share 9 problems — 19% of Capital One's bank and 15% of eBay's. Focus on the overlap first, then drill into 38 Capital One-only and 53 eBay-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Capital One and eBay.
Step 2 — Company-specific depth: Add Capital One-specific problems like Simple Bank System, Text Justification, Minimum Operations to Write the Letter Y on a Grid and eBay-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Capital One skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both Capital One and eBay.
| Problem | Difficulty |
|---|---|
| Spiral Matrix | Medium |
| Block Placement Queries | Hard |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Word Search | Medium |
| Merge Intervals | Medium |
| Number of Islands | Medium |
| LRU Cache | Medium |
| Valid Parentheses | Easy |
| Best Time to Buy and Sell Stock II | Medium |
Unique to Capital One (38)
Problems in Capital One's list that do not appear at eBay.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Text Justification | Hard |
| Minimum Operations to Write the Letter Y on a Grid | Medium |
| Candy Crush | Medium |
| Count Alternating Subarrays | Medium |
| Rotate Image | Medium |
| Four Divisors | Medium |
| Simplify Path | Medium |
| Count Operations to Obtain Zero | Easy |
| Split Message Based on Limit | Hard |
| Rotating the Box | Medium |
| Number of Black Blocks | Medium |
Unique to eBay (53)
Problems in eBay's list that do not appear at Capital One.
| Problem | Difficulty |
|---|---|
| Remove One Element to Make the Array Strictly Increasing | Easy |
| Alternating Digit Sum | Easy |
| Partition Equal Subset Sum | Medium |
| Binary Gap | Easy |
| Minimize Maximum Pair Sum in Array | Medium |
| Minimum Window Subsequence | Hard |
| Design Skiplist | Hard |
| Subtree of Another Tree | Easy |
| Two Sum | Easy |
| Top K Frequent Elements | Medium |
| Open the Lock | Medium |
| Binary Tree Cameras | Hard |
Frequently Asked Questions
How many LeetCode questions do Capital One and eBay share?
Capital One and eBay share 9 LeetCode interview questions. 38 problems appear only in Capital One's list and 53 appear only in eBay's list.
What topics overlap most between Capital One and eBay?
The most common shared topics between Capital One and eBay are Array (7 shared questions), Matrix (3 shared questions), String (2 shared questions), Depth-First Search (2 shared questions), Simulation (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Capital One or eBay?
Capital One has 9 Easy, 28 Medium, and 10 Hard questions. eBay has 10 Easy, 39 Medium, and 13 Hard questions. Capital One has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Capital One and eBay?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 Capital One-specific and 20 eBay-specific questions to round out your prep.